Trisodium citrate pentahydrate

柠檬酸三钠五水合物

Also known as: Sodium citrate pentahydrate, Tri-sodium citrate 5,5-hydrate, Citric acid trisodium salt hydrate, Trisodium citrate 5-hydrate, Citric acid trisodium salt pentahydrate, Sodium citrate tribasic hydrate, Trisodium 2-hydroxypropane-1,2,3-tricarboxylate pentahydrate, Citronensaeure,Trinatrium-Salz-Pentahydrat, Citronensaeure,Trinatriumcitrat, EINECS 200-675-3, MFCD00150032

Trisodium citrate pentahydrate (CAS 6858-44-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7Na3O8 and a molecular weight of 276.08400 g/mol. It is also known as Sodium citrate pentahydrate, Tri-sodium citrate 5,5-hydrate and Citric acid trisodium salt hydrate. Key properties include a melting point of 300ºC, a boiling point of 309.6ºC at 760 mmHg, a density of 1.857 and a flash point of 155.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6858-44-2
Jingsj CID
J-897188-1
Molecular Formula
C6H7Na3O8
Chinese Name
柠檬酸三钠五水合物
Molecular Weight
276.08400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point300ºC
Boiling Point309.6ºC at 760 mmHg
Density1.857
Flash Point155.2ºC

Frequently Asked Questions

What is the CAS number of Trisodium citrate pentahydrate?

The CAS number of Trisodium citrate pentahydrate is 6858-44-2.

What are the molecular formula and molecular weight of Trisodium citrate pentahydrate?

Trisodium citrate pentahydrate has molecular formula C6H7Na3O8 and molecular weight 276.08400 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Trisodium citrate pentahydrate (CAS 6858-44-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-897188-1 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.